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		                        | National Stock Number:
 4820-00-761-8074
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 007618074
 
 Description:
 SEAT,VALVE
 
 Detail:
 A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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 Manufacturer Information:
 
 | 146-00224-1 | 26505 | GROVE VALVE OPERATIONS |  | 234530 | 26505 | GROVE VALVE OPERATIONS | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | PLAIN FLANGED |  | FLANGE DIAMETER | 1.062 INCHES NOMINAL |  | BODY OUTSIDE DIAMETER | 0.875 INCHES NOMINAL |  | BODY INSIDE DIAMETER | 0.250 INCHES NOMINAL |  | FLANGE SEAT TO DISK END HEIGHT | 0.296 INCHES NOMINAL |  | UNDER FLANGE HEIGHT | 0.188 INCHES NOMINAL |  | MATERIAL | STEEL COMP 416 BODY |  |  | PLASTIC POLYCHLOROTRIFLUOROETHYLENE FACE |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | SEATING SURFACE SHAPE | FLAT | 
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